AppleIsAboutToMakeTheTouchIDOnTheiPhone5sSmarter

Apple is prepping an iOS update designed to improve the fingerprint recognition experience of Touch ID on the iPhone 5s. The update is likely to address some early adopter issues for the fingerprint recognition feature, according to AppleInsider.
One issue Apple hopes to resolve with the update is being billed the “AuthenTec Fade.” Numerous users have reported experiencing this issue a few months after first configuring one’s print.
As AppleInsider explains:

Multiple users affected by the "AuthenTec Fade" problem have noted that reconfiguring their prints seems to return the system to its initial performance, but after several weeks the so-called "fade" creeps back.